The female lead, divorced for a year, contacted her ex-husband for the first time for extra expenses for their child's school advancement. She only wanted to ask for a subsidy of five hundred yuan, but her ex-husband successively transferred all of his savings. It turned out that after separating, he suffered a severe career blow, single-handedly shouldered all hardships, and finally understood that family is the most precious existence. He carries full guilt and sincerely begs for reconciliation. Looking at the child who misses his father day and night, the female lead decides to let go of past estrangements and give each other and this family a chance to start over.